CN2095078U - Multifunction vice - Google Patents

Abstract

The utility model relates to a multifunction vice which belongs to a multipurpose tool. The movable vice jaw body of the multifunction vice can rotate and reach four positions. Various types vice jaws can be selected, and the vice jaws can clamp workpieces with different shapes of pipe shape, ring, ball shape, egg shape, cone, polygon, polyhedron, etc. A fixed vice jaw body can fast move for a long distance and lock. The size varying scope of the clamped workpieces is big. A main shaft and the fixed vice jaw body respectively clamp the workpieces and a tool to achieve the various processing of drilling, reaming, boring, milling, polishing, threading, die head threading, etc. The universal clamping and the universal processing are collected together on the vice. A handle adopts a special structure so that a one-way small-angle wobble type operation in driving direction can be altered. The utility model has the advantages of flexibility and convenience and less space occupying.

Description

Multifunction vice

The utility model is a kind of improved multifunctional table-type vice.It belongs to multiduty desk-top clamping device.It comprises base, structures such as vice body seat, regular jaw body, movable pivoted jaw body, motion thread pair, jaw, handle.

In the Chinese patent 88216870.3, a kind of pair of two-way stock vice of jaw disclosed.Its purpose is to make common vice increase the V-arrangement jaw of a pair of energy grip tube cylindricality workpiece.It comprises structures such as rotary disk basement, vice body seat, screw mandrel, regular jaw body, rotating moving jaw body and taper tightening device.Its weak point is that vice has only plane and two pairs of jaws of V-type, has only holding function, lacks other functions such as machining functions.It can clamping just tubing string shape and parallel plane shape workpiece, to other special-shaped workpieces as clampings reliably such as sphere, egg type, irregular polyhedronses.Its traditional bar handle need be done 360 ° circumference rotation, and it was both inconvenient to operate, and took up space again.

The purpose of this utility model be to improve the above-mentioned weak point of prior art and provide a kind of through improved can clamping multiple special-shaped workpiece and bore, cut with scissors, attack, the multipurpose vice of multiple machining functions such as mill.

The purpose of this utility model can realize by following measure:

The Front-end Design of movable pivoted jaw body is become a polygonal frame, and every limit of framework is respectively with the fastening a kind of dissimilar jaw of screw.The rear end of movable pivoted jaw body is designed to cylindrical shape, in the support of the vice body seat of packing into.Cylinder rear end endoporus has been chosen the transmission internal thread, plays the function of plain vice transmission nut, and can be associated outside the rotation of 360 ° in work on the external screw thread of silk braid so that select several according to the shape that is held workpiece to optimal a pair of jaw in the jaw.The cylinder outer rim has and all corresponding several keyways of leg of frame number and orientation, and the keyway that wherein is arranged in the top is equipped with a key, and this key is operated its lifting by the eccentric cam leverage that is installed on the vice body body.When desire is rotated the moving jaw body with the jaw selecting to be fit to, then this key is lifted out keyway; After selecting to have set up jaw, then fall this key and block anti-rotation, and the moving jaw body is play the guiding role when moving axially.

Traditional drive lead screw is replaced by outer silk braid.The front end of outer silk braid has external screw thread and internal thread.External screw thread is screwed in the internal thread of moving jaw body cylinder rear end.Insert in the uropore of vice body seat the rear end of outer silk braid, and with shoulder block and back-up ring to its axial limiting, only allow it do the original place rotation.The tail end of outer silk braid has several uniform breach, embeds engagement for the lug on the handle, and it rotates transmission, with the advance and retreat of operant activity jaw body.

Be provided with interior silk braid in the abdominal cavity of outer silk braid.On the front outer of interior silk braid external screw thread is arranged, be screwed in the internal thread of outer silk braid.The rear end of interior silk braid is a cylindrical shape, in the uropore of the outer silk braid of packing into.The tail end of interior silk braid has several uniform breach, embed for the lug on the handle, but transmission its rotate synchronously with main shaft.The front end endoporus of interior silk braid has the uniform semicircle cunette groove in several roads vertically, is inserted in a circle cylinder-shaped compression spring in the abdominal cavity, middle part.

Main shaft passes spring and axle sleeve, is placed on the axial line of inside and outside silk braid.The front end of main shaft has groove, uses for the chuck of installation and transmission clamping device.Near shaft part thereafter, be processed with one section screw thread and one section axial groove, locking nut, stop washer, adjusting nut and spring base are installed respectively successively.The end face of adjusting nut is embedded with several steel balls, the sliding friction when rotating each other with minimizing and spring base.Also be embedded with several steel balls on the outer rim of spring base, the semicircle lower shaft in protrusion half one of steel ball enters in the silk braid endoporus is in groove.The tail end of main shaft mills squarely, for handle is installed, transmits the usefulness of handle torque.

The purpose of this utility model also can realize by following measure:

The handle of vice is made up of interior cover, shell, swing set, handle bar and torsion spring etc.It is a handle with ratcher function that can change direction.Its interior cover is a wheel that annular groove at the bottom of the semicircle is arranged, and there is square hole at the center of wheel, and square hole is enclosed within on the square toes of main shaft.Respectively there are 2 lugs the two sides of wheel, change the direction that taper knob is gone into main shaft, and wherein a pair of lug just inserts in the breach of outer silk braid or interior silk braid, so as to transmission they one of rotate.The interior cover of handle is fastening by two half-shells double teams.Respectively there is an earhole upper end of two half-shells, penetrates a swing set therebetween.The endoporus of swing set has screw thread, is screwed into the handle bar in the screw.The lower end of handle bar is a hemispherical, in its inserts at the bottom of the semicircle of cover in the annular groove.One small through hole is arranged on the handle bar, insert a termination of torsion spring; Several uniform same footpath apertures are also arranged on the swing set, and one of them inserts another termination of torsion spring.Only need during operation along angle of handle bar axial line twisting handle bar, the handle bar promotes one section height along screw thread.Hand does not apply after the moment of torsion, return force by torsion spring makes handle bar decline return, change handle bar semi-round ball head with this and be inserted in position, limit, the left and right sides in the annular groove, thereby changed transmission and the direction of skidding, played the transmission agency that can change the two-way click of direction.Like this, the handle of vice only needs repeatedly to swing a smaller angle back and forth just as impact wrench, just can realize the operation that clamps and loosen.

The jaw of vice is except that the flat pliers mouth, and also design has a crisscross V-arrangement jaw, and it can horizontally press from both sides, perpendicular folder pipe, workpiece such as cylindrical; Also design has a conical bore clamp mouth, workpiece such as it can effectively clamping sphere, egg type; Also design has a unsteady herringbone jaw, and it is workpiece such as clamping arbitrary polyhedron effectively.

The regular jaw body of vice straddles on the guide rail of vice body seat, can do the front and back slippage of big distance according to the needs of workpiece size fast.Between regular jaw body and the guide rail, also be provided with eccentric cam lever lock locking structure.Have installing hole on the regular jaw body, this hole and main shaft coaxial inner conductor are for the usefulness of the chuck that holding workpiece is installed.

The drawing of accompanying drawing is described as follows:

Fig. 1 is the overall pattern of vice (base and be rotatably connected and fastening part omits).

Fig. 2 is the profile of conical bore clamp mouth.

Fig. 3 is the herringbone jaw figure that floats.

The utility model is described in further detail below in conjunction with embodiment (accompanying drawing):

In the vice of Fig. 1, locking device (1) is eccentric spherical cam lever structure, and it unclamps and the locking effect plaing between regular jaw body (2) and the guide rail.Regular jaw body (2) straddles on the guide rail of vice body seat (4), can do moving of big distance fast according to the change in size that is held workpiece.Its endoporus and main shaft coaxial inner conductor can be installed the chuck of holding workpiece.Jaw (3) has 4 kinds of dissimilar jaws, is installed in respectively on every limit of 4 quadras of movable pivoted jaw body (5).Vice body seat (4) is in aggregates with upright support thereon by the seat body of band guide rail.Movable pivoted jaw body (5) is made up of 4 square bearers of front end and the cylinder of rear end.It has 4 alternative clamping stations and 4 kinds of difform jaws.Jaw (6) is general flat pliers mouth, respectively is equipped with one on regular jaw body and movable pivoted jaw body.On the external diameter of main shaft (7) front end, the chuck of clamping device (drill bit, screw tap, screw die, reamer, counterbit, milling cutter, emery wheel, polishing wheel etc.) can be installed, the groove on the main shaft, the transmission moment of torsion is used.Locking nut (8) and adjusting nut (9) and stop washer therebetween are used for adjusting and tightening compression spring (22) usefulness.4 steel balls (24) on the adjusting nut end face only are used for when main shaft rotates, and reduce the force of sliding friction between nut and the spring base (10).Be embedded with 2 steel balls (23) on spring base (10) external diameter, their protrusion half one inserts in the kerve of semicircle vertically of interior silk braid endoporus, its effect is only to allow main shaft (7) rotate separately, and allows spring base (10) and stage clip (22) not rotate with interior silk braid is static.Between axle sleeve (21) and the main shaft (7) is matched in clearance.Lifting device (11) is the eccentric cam lever construction, and its function is key (12) to be proposed keyway to select to be fit to jaw when secondary when rotating the moving jaw body; After selected, key is put back to keyway, rotate again, and play guide effect when moving axially to prevent the moving jaw body.Outer silk braid (13) is after the long a pair of lug of handle inserts, it rotates transmission with the main shaft original place, because of having back-up ring (15) and shoulder block to limit its axial displacement, and movable pivoted jaw body is moved forward or backward by the external screw thread of front end, thus clamping or loosen workpiece.After workpiece clamped, outer silk braid (13) played the screw mandrel effect in the common drive lead screw nut structure, thereby vice has also been realized common holding function.

When do with vice processing (as bore, cut with scissors, expand, attack, choose, mill, sand, throwing etc.) during workpiece, workpiece is held on the regular jaw body, instrument is clamped in spindle nose.At this moment handle takes out turn-over, and cover is loaded onto again, and another on the handle just in time inserts in the breach of interior silk braid end shorter lug.Wave handle, just can transmission in silk braid (14) and main shaft rotation synchronously together, with the rotation and the feeding of the machining tool realizing installing on the main tapping, this revolution amount of feeding is the pitch of the screw thread pair of interior silk braid and outer silk braid.Be obstructed when instrument touches workpiece, and can not advance with this amount of feeding the time, this moment instrument and main shaft feed-disabling, only in silk braid also advance as usual, a spring (22) that has so just compressed spool, thus also increased instrument to the workpiece applied pressure.Along with marching forward separately, interior silk braid is given to certain distance, spring (22) also is compressed to certain limit (this value can be adjusted by adjusting nut) afterwards, the breach of silk braid in drive lug on the handle skids off, this moment only main shaft and on instrument continue by the handle driven rotary, and interior silk braid, spring, spring base and axle sleeve have all stopped rotation, after instrument entered the workpiece certain distance, the lug on the handle just in the reentrant in the silk braid breach, recovered to drive its synchronous rotation again again.

Handle is made up of torsion spring (16), swing set (17), handle shell (18), handle bar (19) and interior cover (20) etc.

(from driving end), then handle skid when pull clockwise on the handle edge just put in the position of handle bar in annular groove at the bottom of the semicircle shown in Figure 1; When pulling in the counterclockwise direction, then transmission main shaft rotates.

Conical bore clamp mouth shown in Figure 2 can be designed to be suitable for several specifications of a certain size range spheroid of clamping etc., as the accessory of vice.

Unsteady herringbone jaw shown in Figure 3 equally also can be designed to the accessory of several dimensions according to the change in size scope of clamping workpiece.

The utility model has the following advantages than prior art:

1, increased the ability of the special-shaped workpiece such as clamping sphere, egg type, taper, irregular polyhedrons;

2, increased brill, expansion, ream, cut with scissors, mill, the working abilities such as mill, tapping, mantle fiber, polishing, realize clamping and be processed as one, one clamp multiplex.

3, the vice handle can change the interior swing operation of small angle range of transmission direction, and is flexible, do not take up space.

4, the size range of vice holding workpiece is big, and energy quick adjustment length between vices, and clamping is solid and reliable.

Claims (5)

1, a kind of improved multifunctional table-type vice belongs to multipurpose tool, is made up of base, vice body seat, regular jaw body, movable pivoted jaw body, motion thread pair, jaw, handle etc., it is characterized in that:

The front end of a. movable pivoted jaw body is a polygonal frame, the rear end is a cylinder, each limit of framework, one type jaw respectively is installed, have on the cylinder outer rim and all corresponding several keyways of leg of frame number and orientation, one key is housed in the keyway, operates the lifting of this key by the eccentric cam leverage, cylinder bore is processed with internal thread;

B. the front end of outer silk braid has internal and external screw thread, and its external screw thread and cylinder internal thread match, and insert in the uropore of vice body seat the rear end, and the end has several uniform breach;

C. interior silk braid screws in the abdominal cavity of outer silk braid, the front end of interior silk braid has external screw thread, match with the internal thread of interior silk braid, insert in the uropore of outer silk braid the rear end, the end has several uniform breach, the front end endoporus has the uniform semicircle cunette groove in several roads vertically, and a cylinder-shaped compression spring is equipped with at the middle part, abdominal cavity;

D. main shaft passes spring and axle sleeve, be placed on the axial line of inside and outside silk braid, its leading section is milled with a groove, on next-door neighbour's the shaft part, be processed with one section screw thread and one section axial groove, locking nut, stop washer, adjusting nut and spring base are housed successively, on the rear end face of adjusting nut, are embedded with several steel balls, on the outer rim of spring base, also be embedded with several steel balls, in the semicircle kerve of silk braid, the tail end of main shaft milled into square toes in the protrusion of this steel ball partly entered.

2, vice as claimed in claim 1, it is characterized in that: handle is by interior cover, shell, swing set, compositions such as handle bar and torsion spring, in cover be a wheel that annular groove at the bottom of the semicircle is arranged, there is square hole at the middle part of wheel, be enclosed within on the square toes of main shaft, the both sides of wheel respectively are provided with 2 lugs, breach with interior silk braid and outer silk braid end matches respectively, interior cover is fastening by two half-shells double teams, respectively there is an earhole upper end of two half-shells, wears therebetween to accompany a swing set, and the swing set endoporus has screw thread, be screwed into the handle bar in the screw thread, the lower end of handle bar is a hemispherical, in the annular groove, a small through hole is arranged on the handle bar at the bottom of the semicircle that overlaps in inserting, several uniform small through hole with the aperture are also arranged, respectively fixing two of torsion spring on the swing set.

3, vice as claimed in claim 1 or 2 is characterized in that jaw has multiple different patterns such as V-arrangement, circular cone hole shape, the herringbone of floating in length and breadth.

4, vice as claimed in claim 1 or 2 is characterized in that the regular jaw body straddles on the guide rail of vice body seat, and slippage thereon, the endoporus of regular jaw body and main shaft coaxial inner conductor, and the chuck of holding workpiece is installed in this hole.

5, vice as claimed in claim 3 is characterized in that the regular jaw body straddles on the guide rail of vice body seat, and slippage thereon, the endoporus of regular jaw body and main shaft coaxial inner conductor, and the chuck of holding workpiece is installed in this hole.

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